<%@ include file = "top.jsp"%>
<h3>Beholder</h3>
<form action="http://localhost:8080/beholder-master/upload" method="post" enctype='multipart/form-data'>
    <input type="file" name="filename"><br/>
    <input type="hidden" name="hidden"><br/>
    <input type="submit" value="upload">
</form>